Physically above and in contact with. / Physically directly supported by. / Being followed by another so as to form a series. / At (a prescribed point in time). / On.

(obsolete) by the by; incidentally

To take action on the basis of information received or deduced.

Synonym of reckon on

(transitive, slightly more formal) Alternative form of dwell on

(idiomatic) Synonym of settle on

(transitive) To disapprove of.

Alternative form of put upon

Imposed on, taken advantage of, used, taken for granted, or unappreciated.

To consider a weighty topic or idea.